side chain for Ceftibuten CAS NO.115065-79-7

Systematic Name: 2-Pentenedioic acid, 2-[2-[[(phenylmethoxy)carbonyl]amino]-4-thiazolyl]-, 5-(3-methyl-2-buten-1-yl) ester, (2E)- 

SMILES: O=C(Nc1nc(cs1)/C(=C\CC(=O)OC\C=C(/C)C)C(O)=O)OCc2ccccc2

InChI: InChI=1/C21H22N2O6S/c1-14(2)10-11-28-18(24)9-8-16(19(25)26)17-13-30-20(22-17)23-21(27)29-12-15-6-4-3-5-7-15/h3-8,10,13H,9,11-12H2,1-2H3,(H,25,26)(H,22,23,27)/b16-8+

InChIKey: QSJNRPJXKFDFPH-LZYBPNLTBC 

Empirical Formula: C21H22N2O6S 

Molecular Weight: 430.4742 

Nominal Mass: 430

Average Mass: 430.4742

Monoisotopic Mass: 430.119856 

H bond acceptors: 8 

H bond donors: 2 

Freely Rotating Bonds: 10

Index of Refraction: 1.618 

Molar Refractivity: 113.43 cm3 

Molar Volume: 323.6 cm3 

Surface Tension: 57.6 dyne/cm 

Density: 1.329 g/cm3

Honghui Pharmaceutical Technology Co., Ltd. is located at the foot of Huangshan Mountain, the world natural heritage. It is located in the hometown of Huishang and the famous historical and cultural city of China. It is a high-tech enterprise in Anhui Province with convenient transportation. It is adjacent to Huihang Expressway, Handan Railway and Huangshan Airport.

The company mainly produces cephalosporin and other series of intermediates, the products are sold throughout the country and exported to Japan, South Korea, India and other countries.

The company pays attention to technological progress, scientific management, society-oriented, and employers. Now it has brought together various high- and medium-level professional and management talents. They have developed their intelligence and talents for the development of enterprises in research, development, production, quality and management. The company has strong technical strength and strict quality management system; adhere to the perfect combination of honesty, credibility and quality.